345323253 has 8 divisors (see below), whose sum is σ = 502288416. Its totient is φ = 209286800.

The previous prime is 345323189. The next prime is 345323263. The reversal of 345323253 is 352323543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 345323253 - 2⁶ = 345323189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345323253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345323263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5232138 + ... + 5232203.

It is an arithmetic number, because the mean of its divisors is an integer number (62786052).

Almost surely, 2^345323253 is an apocalyptic number.

345323253 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

345323253 is a deficient number, since it is larger than the sum of its proper divisors (156965163).

345323253 is a wasteful number, since it uses less digits than its factorization.

345323253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10464355.

The product of its digits is 32400, while the sum is 30.

The square root of 345323253 is about 18582.8752619179. The cubic root of 345323253 is about 701.5768892934.

Adding to 345323253 its reverse (352323543), we get a palindrome (697646796).

The spelling of 345323253 in words is "three hundred forty-five million, three hundred twenty-three thousand, two hundred fifty-three".